Above-Grade Concrete Floors Subfloors & Underlayments New and existing concrete subfloors must meet the requirements of the latest edition of ASTM F 710,...
Preparation of Concrete Subfloors The surface of a concrete subfloor must be dry, clean, smooth and structurally sound. It must also be free of...
Drying Time of Concrete Slabs Subfloors & Underlayments After the concrete is cured, the flooring contractor needs to ensure that it dries properly. The elimination...
Adhesive Balling Up While Troweling Troubleshooting & Repairs When the adhesive is incapable of being troweled satisfactorily; the adhesive “balls up” under the trowel. Balling...
Adhesive Too Thick In Can Troubleshooting & Repairs In most cases, this means the adhesive is no longer usable. This can occur when the shelf...
Stringy Adhesive Troubleshooting & Repairs Long strings of adhesive, normally while still in the container, usually a result of instability. These are...
10 Causes of Floor Squeaks Troubleshooting & Repairs There is nothing that will destroy a customer’s confidence in the flooring installation faster than an annoying...
Dirt or Adhesive Spots on Flooring Surface Troubleshooting & Repairs Sometimes reported that dirt collects on the surface and cannot be removed or sticky spots that cannot...
Removal of Mold and Mildew Troubleshooting & Repairs Mold and mildew growth on a substrate should be removed before the installation of floorcovering. A qualified...
Basics of Concrete Subfloors & Underlayments PORTLAND CEMENT COMPOSITION: Contains about 60% lime, 25% silica, 5% alumina, and the rest is iron oxide...